You see the error message noted way down the page at http://forums.lenovo.com/t5/W-Series-ThinkPad-Laptops/W520-Sound-Enhancement-Thread/td-p/442761/page/5
I have a Dolby Pro Logic in my Sound System for DVD Playback, but when I go to Use it, it comes Back with PCEE is not installed to run this Program, so WHERE do I get this PCEE from?

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